.container { display: flex; flex-direction:column; width: 100vw; height: 100vh; margin: 0; padding: 0; }
header { background-color: rgb(245, 245, 248);}
.content {display: flex; width: 100%; height: 100%;}
aside {}
main { flex: 1; background-color: #dee2e6; min-height:0;}
footer { background-color: rgb(245, 245, 248);}